vendor/clang/clang-r114020

1 files changed, 24 insertions, 0 deletions

diff --git a/test/Analysis/outofbound.c b/test/Analysis/outofbound.c
index 9b487300c88ad..ed51dc6ac06ae 100644
--- a/test/Analysis/outofbound.c
+++ b/test/Analysis/outofbound.c
@@ -71,3 +71,27 @@ void sizeof_vla(int a) {
     y[5] = 5; // expected-warning{{out-of-bound}}
   }
 }
+
+void alloca_region(int a) {
+  if (a == 5) {
+    char *x = __builtin_alloca(a);
+    x[4] = 4; // no-warning
+    x[5] = 5; // expected-warning{{out-of-bound}}
+  }
+}
+
+int symbolic_index(int a) {
+  int x[2] = {1, 2};
+  if (a == 2) {
+    return x[a]; // expected-warning{{out-of-bound}}
+  }
+  return 0;
+}
+
+int symbolic_index2(int a) {
+  int x[2] = {1, 2};
+  if (a < 0) {
+    return x[a]; // expected-warning{{out-of-bound}}
+  }
+  return 0;
+}